{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "930634116",
    "entityType": "User",
    "nonce": "0xa8d4d5e1482abb942585a044e53c7e0f792bdbc8816f6b1e5df5955fc3fac2aa",
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    "signer": "0xb7C7a8D9d12EBd1Cd438cB065E97280E6D7e912A",
    "userId": "984691913"
  }
}